Drugs and Allergic Reactions Flashcards
The most allergenic drugs.
Penicillins
Most topical anesthetics are derived from what?
PABA anesthetics, which are highly allergenic.
Drugs that commonly cause allergic reactions.
1) Amoxicillin, Ampicillin
2) Penicillin
3) PABA anesthetics
4) Iodine
5) Oil of walnut (sometimes found in medicine capsules)- not good in patients with nut allergies.
6) Aspirin
7) Tartrazine (FDA Yellow #5)
8) Cinnamon
PABA stands for what?
Para-aminobenzoic acid
Tartrazine is AKA what?
FDA Yellow #5
A drug reaction that occurs in the same exact location every time you’re exposed to the allergen.
Fixed Drug Eruption
Drugs that commonly cause fixed drug eruption.
- Barbiturates
- Clotrimazole
- Dapsone
- Phenothiazine derivatives
- Phenolpthalein
- Salicylates
- Sulfonamides
- Tetracycline
Local anesthetics with vasoconstrictors contain these that cause an allergic reaction.
Sulfites
Preservative in LA that is allergenic in some people.
Sulfite
Found in 5-10% of asthmatics.
Sulfite allergy
Used as a food preservative in salads, fresh fruits, potatoes, wines, and shellfish.
Found in hair preparations, eye and ear products, and antifungals.
Sulfites
Aspirin Triad
1) Aspirin allergy
2) Nasal polyps
3) Asthma
This may cause bronchospasm or anaphylaxis in patients with Samter’s Triad
NSAIDs
